pneumonia B virus

例句：

1. 1.The patient was diagnosed with pneumonia B after a week of treatment.
   经过一周的治疗，患者被诊断出患有B型肺炎。
2. 2. Pneumonia B is a serious disease that can be easily transmitted from person to person.
   B型肺炎是一种严重的疾病，很容易从一个人传播到另一个人。
3. 3.In recent years, there has been a significant increase in the number of cases of pneumonia B reported worldwide.
   近年来，全球报告的B型肺炎病例数量显著增加。